root/arch/sparc/include/asm/perf_event.h
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SPARC_PERF_EVENT_H
#define __ASM_SPARC_PERF_EVENT_H

#ifdef CONFIG_PERF_EVENTS
#include <asm/ptrace.h>

#define perf_arch_fetch_caller_regs(regs, ip)           \
do {                                                    \
        unsigned long _pstate, _asi, _pil, _i7, _fp;    \
        __asm__ __volatile__("rdpr %%pstate, %0\n\t"    \
                             "rd %%asi, %1\n\t"         \
                             "rdpr %%pil, %2\n\t"       \
                             "mov %%i7, %3\n\t"         \
                             "mov %%i6, %4\n\t"         \
                             : "=r" (_pstate),          \
                               "=r" (_asi),             \
                               "=r" (_pil),             \
                               "=r" (_i7),              \
                               "=r" (_fp));             \
        (regs)->tstate = (_pstate << 8) |               \
                (_asi << 24) | (_pil << 20);            \
        (regs)->tpc = (ip);                             \
        (regs)->tnpc = (regs)->tpc + 4;                 \
        (regs)->u_regs[UREG_I6] = _fp;                  \
        (regs)->u_regs[UREG_I7] = _i7;                  \
} while (0)
#endif

#endif